/*
 * Copyright 2013-2020 The OpenZipkin Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package brave.messaging;

import brave.Response;
import brave.internal.Nullable;

/**
 * Abstract response type used for parsing and sampling of messaging clients and servers.
 *
 * @see ProducerResponse
 * @see ConsumerResponse
 * @since 5.13
 */
public abstract class MessagingResponse extends Response {
  /**
   * Information about the request that initiated this messaging response or {@code null} if
   * unknown.
   *
   * @since 5.13
   */
  @Override @Nullable public MessagingRequest request() {
    return null;
  }
}
